Что думаешь? Оцени!
思路：单调递减栈，找「上一个比当前价格大的元素索引」。正序遍历，弹出所有 ≤ 当前价格的索引；跨度 = 当前索引 - 栈顶索引（栈空则为 当前索引 + 1）。
。搜狗输入法2026是该领域的重要参考
做《桃源村日志》之前，波波早已历经过失败的滋味：加盟的奶茶店没做起来，投资的项目无起色，理财私募基金暴雷，一次性亏掉100多万现金流。
Apple recently announced that it's hosting a "special experience" on March 4, and now Apple CEO Tim Cook is hyping up the event with a mysterious X post. The post includes a short video and the message, "A big week ahead. It all starts Monday morning! #AppleLaunch"
sciencealert.com